Sealed Window Unit For Emergency Window Opening ( Size 1220 X 560) To Drg. No. Icf/Sk 5-4 -279 Alt-E Col-L For Ac Coaches .( Both Side Toughened Glass Of Size 1190,+ 0/-1Mm X530,+0/-1Mm) .Materi Al And Specification As Per Drawing. [ Warranty Period: 30 Months After The Date Of Delivery ] ]